Trigonometry (10th Edition)

Published by Pearson
ISBN 10: 0321671775
ISBN 13: 978-0-32167-177-6

Chapter 7 - Test - Page 347: 11d

Answer

$\sqrt (10)$

Work Step by Step

Step 1: $|\textbf {u}|$ Step 2: $\sqrt ((-1)^{2}+3^{2})$ Step 3: $\sqrt (1+9)$ Step 4: $\sqrt (10)$
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